ACPI: remove deprecated ACPI procfs I/F

Rmove deprecated ACPI procfs I/F, including
/proc/acpi/debug_layer
/proc/acpi/debug_level
/proc/acpi/info
/proc/acpi/dsdt
/proc/acpi/fadt
/proc/acpi/sleep

because the sysfs I/F is already available
and has been working well for years.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 0 insertions, 70 deletions

diff --git a/drivers/acpi/proc.c b/drivers/acpi/proc.c
index 1ac678d2c51c..afad67769db6 100644
--- a/drivers/acpi/proc.c
+++ b/drivers/acpi/proc.c
@@ -17,64 +17,11 @@
 
 /*
  * this file provides support for:
- * /proc/acpi/sleep
  * /proc/acpi/alarm
  * /proc/acpi/wakeup
  */
 
 ACPI_MODULE_NAME("sleep")
-#ifdef  CONFIG_ACPI_PROCFS
-static int acpi_system_sleep_seq_show(struct seq_file *seq, void *offset)
-{
-        int i;
-
-        for (i = 0; i <= ACPI_STATE_S5; i++) {
-                if (sleep_states[i]) {
-                        seq_printf(seq, "S%d ", i);
-                }
-        }
-
-        seq_puts(seq, "\n");
-
-        return 0;
-}
-
-static int acpi_system_sleep_open_fs(struct inode *inode, struct file *file)
-{
-        return single_open(file, acpi_system_sleep_seq_show, PDE(inode)->data);
-}
-
-static ssize_t
-acpi_system_write_sleep(struct file *file,
-                        const char __user * buffer, size_t count, loff_t * ppos)
-{
-        char str[12];
-        u32 state = 0;
-        int error = 0;
-
-        if (count > sizeof(str) - 1)
-                goto Done;
-        memset(str, 0, sizeof(str));
-        if (copy_from_user(str, buffer, count))
-                return -EFAULT;
-
-        /* Check for S4 bios request */
-        if (!strcmp(str, "4b")) {
-                error = acpi_suspend(4);
-                goto Done;
-        }
-        state = simple_strtoul(str, NULL, 0);
-#ifdef CONFIG_HIBERNATION
-        if (state == 4) {
-                error = hibernate();
-                goto Done;
-        }
-#endif
-        error = acpi_suspend(state);
-      Done:
-        return error ? error : count;
-}
-#endif                          /* CONFIG_ACPI_PROCFS */
 
 #if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE) || !defined(CONFIG_X86)
 /* use /sys/class/rtc/rtcX/wakealarm instead; it's not ACPI-specific */
@@ -463,17 +410,6 @@ static const struct file_operations acpi_system_wakeup_device_fops = {
         .release = single_release,
 };
 
-#ifdef  CONFIG_ACPI_PROCFS
-static const struct file_operations acpi_system_sleep_fops = {
-        .owner = THIS_MODULE,
-        .open = acpi_system_sleep_open_fs,
-        .read = seq_read,
-        .write = acpi_system_write_sleep,
-        .llseek = seq_lseek,
-        .release = single_release,
-};
-#endif                          /* CONFIG_ACPI_PROCFS */
-
 #ifdef  HAVE_ACPI_LEGACY_ALARM
 static const struct file_operations acpi_system_alarm_fops = {
         .owner = THIS_MODULE,
@@ -495,12 +431,6 @@ static u32 rtc_handler(void *context)
 
 int __init acpi_sleep_proc_init(void)
 {
-#ifdef  CONFIG_ACPI_PROCFS
-        /* 'sleep' [R/W] */
-        proc_create("sleep", S_IFREG | S_IRUGO | S_IWUSR,
-                    acpi_root_dir, &acpi_system_sleep_fops);
-#endif                          /* CONFIG_ACPI_PROCFS */
-
 #ifdef  HAVE_ACPI_LEGACY_ALARM
         /* 'alarm' [R/W] */
         proc_create("alarm", S_IFREG | S_IRUGO | S_IWUSR,